A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 2925-01-522-1134
NSN 6645-01-456-2161
NSN 5855-00-405-4532
NSN 5925-01-585-4448
NSN 6620-01-037-4631
NSN 5835-01-150-6084
NSN 5835-00-190-3401
NSN 5950-00-267-4170
NSN 7035-00-897-7567
NSN 6320-00-270-8222
NSN 5998-01-476-8235
NSN 6610-00-089-6950